Secret Life of Predators is a National Geography documentary series narrated by Boone Smith, exploring animals that are on the top of the food chains in the environments they inhabit, such as eagles, tigers and bears. Meet some of the deadliest creatures, from rainforests and African savannas to the depths of the ocean. Find out the strategies these animals use to fight for their survival, and why are these hunter species the most successful when it comes to it. Director: Eleanor Grant (2013)